lint fix

ee/app/livechat-enterprise/server/hooks/setPredictedVisitorAbandonmentTime.js

@@ -24,4 +24,3 @@ callbacks.add('afterSaveMessage', function(message, room) {
 	}
 	return message;
 }, callbacks.priority.MEDIUM, 'save-visitor-inactivity'); // This hook priority should always be less than the priority of hook "save-last-visitor-message-timestamp" bcs, the room.v.lastMessage property set there is being used here for determinting visitor abandonment
-